src/basic/login-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   This file is part of systemd.
   4
   5   Copyright 2013 Zbigniew Jędrzejewski-Szmek
   6 ***/
   7
   8 #include <string.h>
   9
  10 #include "login-util.h"
  11 #include "string-util.h"
  12
  13 bool session_id_valid(const char *id) {
  14
  15         if (isempty(id))
  16                 return false;
  17
  18         return id[strspn(id, LETTERS DIGITS)] == '\0';
  19 }